Ken Griffey Jr. through the years

August 23, 2014

Otto Greule Jr/Getty Images

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Junior smiles in the dugout before a game against the Texas Rangers on April 30, 2010, at Safeco Field. But he wasn't particularly happy back with the Mariners, butting heads with manager Don Wakamatsu and reportedly even falling asleep in the clubhouse during a game in May.

Otto Greule Jr/Getty Images

93of101

Junior smiles in the dugout before a game against the Texas Rangers on April 30, 2010, at Safeco Field. But he wasn't particularly happy back with the Mariners, butting heads with manager Don Wakamatsu and reportedly even falling asleep in the clubhouse during a game in May.